Update email address.

Author: jburhenn

setup.py

@@ -27,7 +27,7 @@
 setup(name             = 'cayenne-mqtt',
       version          = __version__,
       author           = 'myDevices',
-      author_email     = 'N/A',
+      author_email     = '[email protected]',
       description      = 'Cayenne MQTT Python Library',
       long_description = long_description,
       license          = 'MIT',